Cheap Flights To St. Louis (STL)

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Cheap Flights to St. Louis from $34 One Way, $65 Round Trip

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Sat, Nov 8 - Sat, Nov 15
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$65 Roundtrip, found 11 hours ago
$65
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Sat, Nov 8 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, Nov 15, priced at $65 found 11 hours ago
Thu, Nov 6 - Wed, Nov 12
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$69 Roundtrip, found 1 hour ago
$69
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Nov 6 from Denver Intl. to Lambert-St. Louis Intl., returning Wed, Nov 12, priced at $69 found 1 hour ago
Tue, Oct 28 - Sat, Nov 1
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$70 Roundtrip, found 6 hours ago
$70
Roundtrip
found 6 hours ago
Select Frontier Airlines flight, departing Tue, Oct 28 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, Nov 1, priced at $70 found 6 hours ago
Wed, Oct 22 - Sat, Nov 1
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$72 Roundtrip, just found
$72
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Oct 22 from Denver Intl. to Lambert-St. Louis Intl., returning Sat, Nov 1, priced at $72 just found
Thu, Nov 6 - Mon, Nov 10
DEN
Denver Intl.
STL
Lambert-St. Louis Intl.
$73 Roundtrip, just found
$73
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 6 from Denver Intl. to Lambert-St. Louis Intl., returning Mon, Nov 10, priced at $73 just found
Thu, Nov 13 - Thu, Nov 13
DFW
Dallas-Fort Worth Intl.
STL
Lambert-St. Louis Intl.
$74 Roundtrip, found 7 hours ago
$74
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Dallas-Fort Worth Intl. to Lambert-St. Louis Intl., returning Thu, Nov 13, priced at $74 found 7 hours ago
Thu, Dec 4 - Thu, Dec 4
ATL
Hartsfield-Jackson Atlanta Intl.
STL
Lambert-St. Louis Intl.
$83 Roundtrip, found 3 days ago
$83
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Dec 4 from Hartsfield-Jackson Atlanta Intl. to Lambert-St. Louis Intl., returning Thu, Dec 4, priced at $83 found 3 days ago
Thu, Jan 22 - Thu, Jan 29
FLL
Fort Lauderdale - Hollywood Intl.
STL
Lambert-St. Louis Intl.
$98 Roundtrip, found 4 hours ago
$98
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Thu, Jan 22 from Fort Lauderdale - Hollywood Intl. to Lambert-St. Louis Intl., returning Thu, Jan 29, priced at $98 found 4 hours ago
Thu, Dec 11 - Mon, Dec 15
SFO
San Francisco Intl.
STL
Lambert-St. Louis Intl.
$118 Roundtrip, found 5 days ago
$118
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Dec 11 from San Francisco Intl. to Lambert-St. Louis Intl., returning Mon, Dec 15, priced at $118 found 5 days ago
Thu, Dec 11 - Wed, Dec 17
BWI
Baltimore Washington Intl. Thurgood Marshall
STL
Lambert-St. Louis Intl.
$118 Roundtrip, found 3 days ago
$118
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Dec 11 from Baltimore Washington Intl. Thurgood Marshall to Lambert-St. Louis Intl., returning Wed, Dec 17, priced at $118 found 3 days ago

St. Louis Flight Information

Traveling To
St. Louis
Destination Airport IATA Code
STL
Number of Airlines Serving
Airlines
Frontier Airlines, Spirit Airlines, Southwest Airlines
Flight Price
$65
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

St. Louis economy flight packages

Price found within the past 48 hours. Click for updated prices.
The Wildwood Hotel
3.5-star property

The Wildwood Hotel

Nov 18 - Nov 20

2 night stay

Seattle (SEA) to St. Louis (STL)

Delta • Non-stop • Coach

St. Louis (STL) to Seattle (SEA)

American Airlines • Non-stop • Coach
Price was $427, price is now $278 per person
$278
per person
found 24 hours ago
Hampton Inn By Hilton St Louis Airport
2.5-star property

Hampton Inn By Hilton St Louis Airport

Dec 12 - Dec 14

2 night stay

Seattle (SEA) to St. Louis (STL)

Southwest Airlines • Non-stop • Coach

St. Louis (STL) to Seattle (SEA)

American Airlines • Non-stop • Coach
Price was $393, price is now $305 per person
$305
per person
found 1 day ago
Angad Arts Hotel St. Louis, Tapestry Collection by Hilton
4.0-star property

Angad Arts Hotel St. Louis, Tapestry Collection by Hilton

Dec 12 - Dec 14

2 night stay

Seattle (SEA) to St. Louis (STL)

Southwest Airlines • Non-stop • Coach

St. Louis (STL) to Seattle (SEA)

American Airlines • Non-stop • Coach
Price was $389, price is now $307 per person
$307
per person
found 1 day ago
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St. Louis premium economy flight packages

Price found within the past 48 hours. Click for updated prices.
Hampton Inn By Hilton St Louis Airport
2.5-star property

Hampton Inn By Hilton St Louis Airport

8.8/10 Excellent! (62 reviews)

Nov 17 - Nov 19

2 night stay

Austin (AUS) to St. Louis (STL)

Delta • Non-stop roundtrip • PremiumEconomy
Price was $604, price is now $514 per person
$514
per person
found 17 hours ago
Marriott St. Louis Airport
4.0-star property

Marriott St. Louis Airport

7.8/10 Good! (1,005 reviews)

Nov 17 - Nov 19

2 night stay

Austin (AUS) to St. Louis (STL)

Delta • Non-stop roundtrip • PremiumEconomy
Price was $660, price is now $564 per person
$564
per person
found 17 hours ago
It was a fine location if you need an overnight stay before the airport. Quick and efficient to the St. Louis airport, but not any restaurants around. Need to eat at the hotel restaurant.

Reviewed on Oct 4, 2025

Sheraton Westport Plaza Hotel St. Louis
3.5-star property

Sheraton Westport Plaza Hotel St. Louis

8.4/10 Very Good! (849 reviews)

Nov 17 - Nov 19

2 night stay

Austin (AUS) to St. Louis (STL)

Delta • Non-stop roundtrip • PremiumEconomy
Price was $814, price is now $701 per person
$701
per person
found 17 hours ago
It was nice overall except for not having a working USB PORT in the room

Reviewed on Aug 22, 2021

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Why You Should Take a Flight To St. Louis

A major Midwest metropolis, St. Louis is the largest city in Missouri. Incredibly green and very relaxed, St. Louis is great place to while away a relaxing weekend. Book your flights to St. Louis today and explore the charms of this welcoming city for yourself.


When To Book Flights To St. Louis

Hot summers, icy winters and glorious spring and fall seasons mean St. Louis has something different to offer throughout the year. April, May and June are some of the best months in St. Louis with the city’s parks bursting into life and a great choice of festivals and events.

July and August can see high temperatures and high humidity. Although days are hot, summer rain showers are common so you’ll still need to pack an umbrella even when the mercury is in the high 80s.

Fall is another great time to book cheap flights to St. Louis. Temperatures are pleasant and there’s plenty to keep you busy. However you’ll need to bring a jacket as evening temperatures can plummet.


How To Find The Best Flight Deals To St. Louis

With regular flights departing from St. Louis for destinations across the US, finding a journey that suits you should be easy. Use Orbitz to search for airfares to St. Louis to boost your chances of bagging a bargain.

The site makes it easy for you to find the cheapest days to travel. Simply click the ‘Show flexible dates’ link on the result page and you’ll be shown prices for flights either side of your selected days.

You can also see if there are any convenient alternative departure points for your trip by clicking the ‘Nearby airports’ link. Sometimes low-cost carriers have hubs at regional airports so you may find you can save on your airfare by choosing a different departure point.


US Departures To St. Louis

Optimal departures to St. Louis from around the US include:


Main Airports in St. Louis

  • St. Louis Lambert International Airport (STL)

The city’s main airport is St. Louis Lambert International. The largest and busiest airport in Missouri, it offers direct flights to over 80 domestic and international destinations. St. Louis is a focus city for Southwest Airlines and is served by both premium and low cost carriers.

Traveling to and from St. Louis Lambert International is quick and easy thanks to the city’s mass transit system. The MetroLink Red Line provides a direct link between the airport and the city center. MetroBus services are available at Lambert Field and taxis can also be found at the airport.


Which Airlines Fly To St. Louis

A choice of airlines offer direct flights to STL from destinations across the US, including:

  • American Airlines
  • American Eagle
  • Delta Air Lines
  • Southwest Airlines
  • United Airlines

How To Get Around St. Louis

St. Louis’ MetroLink light rail network comprises of two lines. The Red Line connects the city’s airport with North Hanley, the University of Missouri and Wellston. The Blue Line links Shrewsbury, Maplewood and the city center. St. Louis also has a good network of buses and taxis are available in urban areas.

St. Louis has invested a lot in cycling infrastructure and it’s now easy to get out and explore on two wheels. Bikes are available to hire from a number of places in the city.


What Are The Must-Sees In St. Louis

The most recognizable landmark in St. Louis is the Gateway Arch. The arch stands over 190m high and is clad in stainless steel. Building work on the arch was completed in 1965 and it officially opened to the public in 1967. Climb to the top of the arch for sweeping views of St. Louis and the Great Plains.

If you want to learn more about St. Louis and its history, visit the City Museum. Made up of a fascinating mix of repurposed architectural and industrial pieces, its unique exhibits will be a highlight of your stay in the city. Other cultural and historic attractions that are well worth a visit during your time in St. Louis include the Missouri History Museum, St. Louis Art Museum and Missouri Civil War Museum.

If you’re traveling with kids, be sure to visit The Magic House. Specifically aimed at children, the museum tries to promote hands-on learning and experimentation.

When you’re done sightseeing for the day, head over to Forest Park. This beautiful green space covers 1,371 acres and is a wonderful place to relax, have fun and enjoy the atmosphere.


Tips And Tricks For Traveling in St. Louis

You can save money on travel in St. Louis by purchasing an hourly, daily, weekly or monthly travel pass.

Frequently asked questions

Which airlines fly to St. Louis?
You can choose from 20 airlines that run services to Lambert-St. Louis Intl. Airport (STL), the main airport in the city. With all those options, you're sure to find an incredible deal. Here are a few of the preferred international carriers that'll get you to St. Louis — and then exploring every nook and cranny of this city:

  • Air Canada - 35 flights to St. Louis per month
  • Frontier Airlines - 17 flights to St. Louis per month
  • Lufthansa - 3 flights to St. Louis per month

What is the best airport to fly to in St. Louis?
Lambert-St. Louis Intl. Airport (STL). It's the city's main airport and is located around 12 miles northwest of the downtown area. You'll be unpacking your bags and discovering the best of St. Louis not long after touching down.
How much is a flight to St. Louis?
If you're after flights back and forth, airfares fluctuated from $65 to $118 this week. The cheapest price for one-way was $34, flying in from Denver (DEN).
How to book the cheapest flight to St. Louis?
With some of the biggest and best flight deals around, you'll always get more for your money with Orbitz. The following handy hints will help you pick up cheap flights to St. Louis — and leave you with more money in your pocket:

  • Consider departing from or arriving at nearby airports for a cheaper fare. Enter your preferred departure and arrival airports in the form fields, then click on the 'Nearby airports' function below. It will list any available options.
  • Also, click on the 'Show flexible dates' link to view the fares on days around your selected departure. You may be able to score cheaper flight deals if your travel dates are flexible.
  • Select 'Show options' to filter your search results. You can pick your preferred seating class and airline here. Under 'Sort & Filter' to the left, you can even select whether you'd like to fly in the morning, afternoon or evening.
  • The early bird gets the biggest savings, so book your tickets the moment you know your travel dates. The most affordable airfares sell like hotcakes and prices climb as the departure date nears.
  • Combine your flights, hotels and car rentals into a cost-effective package deal. Save your hard-earned money for things you're really excited about, like discovering every corner of St. Louis.
  • Don't fly during peak seasons if you can. By avoiding summer and school vacations, you can make superb savings on your airfares.

How long is a flight to St. Louis?
You might have time to read a couple of chapters of your favorite novel, or you might get through the whole thing! The length of a flight depends on where you're coming from, but these top routes to St. Louis can offer some insight:

  • New York, NY (LGA-LaGuardia) to Lambert-St. Louis Intl. Airport (STL) - 2 hours and 28 minutes
  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1 hour and 41 minutes
  • Chicago, IL (ORD-O'Hare Intl.) to Lambert-St. Louis Intl. Airport (STL) - 1 hour and 27 minutes

What is the best time to book a flight to St. Louis?
Reserve your seats to St. Louis in January. This is a fantastic month for bargain airfares, followed by February and August. Catch cheap flights and make your dream vacation a reality with Orbitz.
What day of the week is the cheapest to book a flight to St. Louis?
Make a booking on a Tuesday, Wednesday or Saturday. Generally, these are the cheapest days to purchase fares to St. Louis. The vacation of your dreams starts with a great flight deal!
What is the cheapest day of the week to fly to St. Louis?
You can score cheap flights to St. Louis by taking to the skies on a Monday, according to Orbitz data from 2020. Tuesday is the next most affordable day, while Saturday has the most expensive airfares. Whether you prefer to save money or fly out whenever is convenient, you'll always find a fantastic deal with Orbitz.
What is the cheapest month to fly to St. Louis?
To land cheap flights to St. Louis, you should fly out in August. If getting a great deal on your ticket is your main concern, Orbitz data shows that this is generally an excellent month to go on a trip. June is when airfares are at their highest.
Which airlines allow free cancellation?
Plans change, and we believe your flight should be able to do the same. That's why Orbitz makes it a snap to search for fares with no change fees and free cancellation. Simply enter your travel details and then select "Filter by flexible change policies." Talk about peace of mind!
What do I need for the flight to St. Louis?
There's nothing like jetting to a new destination, but it's smart to be prepared. These top tips will help get your trip off to a good start:

  • Before you board the plane, you'll need to show some sort of government-issued ID, such as a passport. You'll also need your boarding pass. If you're traveling with the kids, check with your airline about which documents they require — if any.
  • Take some activities to keep you entertained on your trip to St. Louis. Magazines, books and devices like laptops and tablets are good ideas. Be sure to take a refillable water bottle too. Even on a short flight, it's important to remain well-hydrated.
  • It can get very cool on the plane. If you'd rather not shiver your way through the flight, wear an extra layer of clothes.

How many direct flights are there to St. Louis?
Every month, there are 482 direct flights into St. Louis. Take your pick of a wide range of airline companies, including Southwest Airlines, American Airlines and Delta Air Lines. Other popular carriers that operate flights to St. Louis nonstop are United Airlines, Cape Air and Frontier Airlines.
How do I get cheap first-class/business deals to St. Louis?
If you think a first or business-class fare is beyond your reach, you may want to think again. Here are some top tips to help you book a premium flight to St. Louis for less:

  • Flexibility is essential. By being open to a few travel dates, you'll have a better chance of picking up a deal on business or first-class airfares.
  • A lot of low-cost airlines these days offer quality business-class seating without the hefty fees.
  • Take advantage of your airline's flight rewards program and upgrade your seat. Alternatively, you can try bidding for an upgrade in an online auction.

How to get into St. Louis from the airport?
Grab a Lambert-St. Louis Intl. Airport (STL) car rental from STL airport and easily make your way to the downtown area of St. Louis. Select a vehicle from one of the well-known rental companies on-site including Budget, Avis or Thrifty Car Rental. Once you've placed your baggage in the trunk, the center of the city is 12 miles to the southeast. If you'd prefer to take a taxi or public transportation into town and rent your own wheels from there instead, browse our St. Louis car rentals.
What is the best time to go to St. Louis?
You'll have loads of fun no matter what time of year you visit St. Louis, but March, May and June are when this place is at its busiest. Want to fill up your itinerary with lots of warm-weather activities? Plan your getaway close to June 20. This is when summer starts in the Northern Hemisphere. Expect the mercury to sit anywhere between 70 ºF and 85 ºF at this time.
Travel tips for St. Louis

  • The downtown area has loads of top attractions. Gems like Gateway Arch and Busch Stadium will keep your feet on the move and the sightseer in you happy.
  • You'll discover fun day trips a quick drive from the hustle and bustle. Check out St. Louis Zoo first and then find time for Grants Farm.
  • Take the steering wheel and find out what else makes Missouri a lure for travelers. Arrange a car rental with Orbitz and check out the wonders of two more can't miss cities — Columbia and Gray Summit.

More to Explore

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.